../ dmsp_13_ephemeris_20080419.txt 22-Jun-2023 00:10 109843 dmsp_14_ephemeris_20080419.txt 22-Jun-2023 00:10 109642 dmsp_15_ephemeris_20080419.txt 22-Jun-2023 00:10 109638 dmsp_16_ephemeris_20080419.txt 22-Jun-2023 00:10 109721 dmsp_17_ephemeris_20080419.txt 22-Jun-2023 00:10 109711